1. How do bacteria differ, and what is happening to the bacteria when they are exposed to antibiotics in their environment? Write a full paragraph for more.... Will give brainliest

Answer:

Binding with the complementary sequence in a genome

Answer:

they can naturally interbreed to produce a fertile offspring

Lipids can be grouped based on having a preponderance of nonpolar groups and their poor solubility in polar solvents .

Lipids are any of a wide range of organic substances that are classed together because they have little or no interaction with water, such as fats, oils, hormones, and some membrane components. The adipose cells, which act as an organism's energy storage depot and thermal insulator, sequester one form of lipid, the triglycerides, as fat. Some lipids, like steroid hormones, transmit messages between biochemical systems inside a single cell whereas others act as chemical messengers between cells, tissues, and organs. Organelles (structures within cells) and cell membranes are tiny thin structures made of two layers of phospholipid molecules. Membranes serve to compartmentalize the interior of cells into structures that perform specific tasks and to isolate individual cells from their surroundings.

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Answer:

restriction endonuclease

Answer:

Hello! ^_^

Your question: Two patients were admitted to the hospital. One patient was diagnosed with salmonella poisoning and the other had West Nile. Which best describes their sicknesses?

Your answer: Patient one contracted the sickness from contaminated materials and patient two contracted the sickness from an animal vector best describes their sickness.

Hope this helps :)

Explanation:

Answer:

Effects that are found at a divergent boundary between oceanic plates include: a submarine mountain range such as the Mid-Atlantic Ridge; volcanic activity in the form of fissure eruptions; shallow earthquake activity; creation of new seafloor and a widening ocean basin.

Answer:

A + G = T + C. Here, [A] = 30%, therefore, % of [T] is also 30%. Thus, [G]+[C] = 100 - 60 = 40%. [G] = 20% and [C] = 20%.

According to Chargaff’s rule, in all cellular DNAs, regardless of the species, number of adenosine residues is equal to the number of thymidine residues which means that A=T; and the number of guanosine residues is equal to the number of cytidine residues; G = C.

In a sample of yeast DNA with 30% Adenine, the approximate percentages of C, G, and T bases are as follows:

The DNA, which stores genetic information in living cells is made up monomers called nucleotides.

These nucleotides are four in number and are as follows:

However, in a DNA molecule, adenine and thymine bases are hydrogen-paired while Guanine and cytosine based are also hydrogen-paired.

This means that if a DNA molecule contains 30% Adenine, there will also be 30% Thymine. There are 40% left to be shared between cytosine and guanine equally, which is 20% each.

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No actually the statement is false... Deciduous forest's can be found in many other places too

Answer:

This statement is false.

Explanation:

Deciduous forests can be found in other places that are not North America.

Here are the only places they can be found in.

eastern North America

western Eurasia

and northeastern Asia

Those are the only places where the Deciduous forests can be found.

Answer:

2.84x10^8

Explanation:

1. Use the petrifilm with bacterial counts between 30 and 300. If less colonies than 30 are encountered you plate is considered TFTC (too few too count), if there are >300 colonies, it’s considered TNTC (too numerous to count). You should use the 10-6 dilution in this case.

2. To determine the number of bacteria you have in your original culture you have to multiply the colonies by the dilution factor of the plate you counted.

[bacterial count] x 10^6

We can estimate the CFU/mL of the original saliva sample to be approximately 184,050,000 CFU/mL.

We must multiply the count of each dilution presented in the question by the reciprocal of each dilution. This multiplication will be done as follows:

Now, to identify the CFU/mL of the original saliva sample, we must calculate the average of the results obtained in the different dilutions. This average will be the sum of the calculation of dilutions, divided by the number of dilutions, therefore, the average would be:

\(\frac{{94.200.000 + 284.000.000 + 160.000.000 + 200.000.000}}{{4}} = 184.050.000 \text{ CFUs/mL}\)

Therefore, we can conclude that the estimated number of colony-forming units per milliliter (CFU/mL) in the original saliva sample is approximately 184,050,000 CFUs/mL.

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Answer:

294.1 minutes

Explanation:

5,882 seconds (98 minutes) to travel 2,000 km.

2,000 x 3 = 6,000

5,882 seconds x 3 = 17,646

(294.1 minutes) to travel 6,000 km

METHIONINE-VALINE-ALANINE-PROLINE-LYSINE-SERINE-ALA is the amino acid sequence that is encoded by the mRNA sequence AACAUGAUGGCCAAAGAGUAAGCCA.

Thus, the method through which the genetic material contained in an mRNA sequence is utilized to create a protein. Codons, which stand for groups of three nucleotides that denote certain amino acid sequence, are read from the mRNA sequence.

The start codon, AUG, initiates the production of proteins and codes for the amino acid methionine. The remaining amino acids in the sequence are then encoded by the following codons in the mRNA sequence. The shape and function of the protein that is eventually formed are greatly influenced by the resultant amino acid sequence.

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Answer: the stimulus of light

Explanation: plants will reach toward light, and if the stimulus wasn’t light, then the maze being dark wouldn’t make a difference.

Answer:

Translation occurs in a structure called the ribosome, which is a factory for the synthesis of proteins. ... During the elongation stage, the ribosome continues to translate each codon in turn. Each corresponding amino acid is added to the growing chain and linked via a bond called a peptide bond.

Explanation:

In this exercise, we have to use genetic knowledge to explain the relationship between the amino acid and the protein receptor, as:

The amino acid process takes place when the ribosome is factored into protein synthesis, in such a way that it will be possible to translate its code.

The union established between two adjacent amino acids in a molecule is called a peptide bond. This type of bond always occurs through the reaction between the amine group of one amino acid and the carboxyl group of the other.

The genetic code can be defined as the relationship between the triplets (codons) found in mRNA and the amino acids found in a protein. Codons are triplets formed by the nitrogenous bases (A, U, C and G).

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Answer:

Below! ;)

Explanation:

The spreading of something more widely.

In my explanation:

Diffusion is for example when there is like a snowball, you throw it at a person/wall and it breaks into tiny particles, that was diffusion of the snowball.

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Have a nice day!

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Answer:

Please correct me if I’m wrong but I believe it’s cause it’s A

Explanation:

sorry If I answered your question wrong I didn’t mean to I really tried

Answer:

listening the money by the drums

Explanation:

Answer:

competition

Explanation:

I'm not sure if this is the answer you are looking for or not but it sounds like it could be competition

Answer: A rift valley is a lowland region that forms where Earth's tectonic plates move apart, or rift. Rift valleys are found both on land and at the bottom of the ocean, where they are created by the process of seafloor spreading.

Explanation:

In humans with a typical constitution of chromosomes, X-chromosome inactivation induces dosage compensation by randomly inactivating one of the X chromosomes in the somatic cells of females.

X-chromosome inactivation, also known as Lyonization, is a process that occurs during early development in female embryos to equalize the gene dosage between males and females. Since females have two X chromosomes and males have one X and one Y chromosome, X-chromosome inactivation ensures that both sexes have an equal amount of X chromosome gene products.

During X-chromosome inactivation, one of the X chromosomes in each somatic cell of a female is randomly chosen and inactivated. This inactivated X chromosome undergoes structural and epigenetic changes, forming a condensed structure called a Barr body. The genes on the inactivated X chromosome are effectively silenced and are not actively transcribed.

The random nature of X-chromosome inactivation results in a mosaic pattern in which some cells express genes from the maternal X chromosome, while others express genes from the paternal X chromosome. This ensures that each cell maintains a balanced gene expression level despite having two X chromosomes.

In summary, X-chromosome inactivation induces dosage compensation by randomly inactivating one of the X chromosomes in the somatic cells of females, allowing for equal gene expression between males and females.

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Answer: DNA molecules

Explanation:

The anticodon loop of the initial trna, which will complete this mrna, is 3' GGC 5.A transfer RNA triplet of nucleotide bases and a complementary codon in messenger RNA connect to each other to identify the amino acid supplied during protein synthesis at a ribosome.

An amino acid is coded for by a codon, which is a triplet of three nucleotides that can be found on mRNA. An anticodon, which is a three-nucleotide sequence on tRNA, joins with the same sequence on mRNA to form a bondTo determine the whole anti-codon sequence necessary to match a certain strand of mRNA, or to match the complementary nucleotides in the mRNA sequence, each tRNA has a trio of bases known as an anti-codon.Proline-stop Threonine’s codon will be produced by the mRNA sequence 5-CCG-ACG-3’.The genetic code Is understood to be a system of base sequences that designate the amino acids needed for protein production during translation.The code Is made up of codons, each of which specifies an individual amino acid and has a triplet of bases.There are 64 codon sequences, of which 61 define amino acids and 3 specify the point at which translation should stop.

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Answer:

Animals obtain glucose in their diet. During metabolic reactions, animal cells use glucose: to make glycogen which is stored in the liver and muscle cells to make lipids from fatty acids and glycerol All cells require glucose for respiration.

Explanation:

Answer:

oxidation of carbohydrates obtained from food.

The bone cells responsible for eroding the bone surface during resorption are called osteoclasts. These cells are multi-nucleated and secrete enzymes that break down the mineralized bone matrix.

Osteoclasts are necessary for bone remodeling, which is a continuous process of bone resorption and formation that occurs throughout life. The resorption by osteoclasts helps to maintain calcium homeostasis, repair micro-damage to the bone, and shape the bone during growth and development. Osteoclast activity is regulated by various hormones, cytokines, and growth factors, including parathyroid hormone, vitamin D, and estrogen. Excessive osteoclast activity can lead to bone loss and osteoporosis, while inadequate activity can result in bone sclerosis and deformities.

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The erythrocyte count increases after a while when an individual goes from a low to a high altitude because the concentration of oxygen is lower at high altitudes.

The erythrocytes are specialized red blood cells required to transport oxygen to all cells in the body.

This oxygen is fundamental for carrying out the process of cellular respiration by means of cells and tissues.

The amount of red blood cells in the bloodstream is dependent on the altitude at which the person lives.

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Around 90 different coin kinds were in use in Italy in 1859, creating a financial mess that was only resolved after the country was united. Consequently, establishing a currency union for the emerging business region was of utmost importance.

The florin served as the benchmark for coinage throughout Europe and evolved into the preferred trade coin that was more valuable than silver. By introducing their own currencies, many European countries started to adopt the florin as their model. The Italian lira replaced the florin as the country's currency in the sixteenth century.

Stator of Lydia The World's Oldest Coin. Various academics contend that the Lydian stater is regarded as the oldest coin remaining in existence. These ancient coins, known as electrum, were produced in the country of Lydia, in what is now modern day Turkey, circa 600 BCE.

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The sex chromosomes that are present in a person's cells must be taken into account while creating a sex determination chart. In humans, males have one X and one Y chromosome while females have two X chromosomes (XX). (XY).

X or Y sex chromosomes can be found in sperm cells. However, female gametes, or eggs, are homogametic and solely contain the X sex chromosome. In this instance, a person's sex is determined by the sperm cell. If an egg is fertilised by a sperm cell carrying an X chromosome, the subsequent zygote will be XX, or female.

As sex chromosomes, the female has two X chromosomes, whereas the male has one X and one Y chromosome. if the offspring inherits one The child has one X chromosome from the father and one from the mother, making her a girl.

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Answer:

C. Humus decreases the porosity of soil.

A way in which humus affects the properties of soil is that humus decreases the porosity of soil.

Humus refers to organic matter present in the soil.

Humus is a characteristic of loamy soils, hence, responsible for high nutrients embedded in the soil.

Humus blocks the pores that allows the passage of air and water, hence, reducing it's porosity.

Therefore, a way in which humus affects the properties of soil is that humus decreases the porosity of soil.

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The Medial Condyle and Lateral Condyle are landmarks found on the diaphysis of the femur. These are the rounded knobs located at the distal end of the diaphysis which forms the articulating surfaces for the knee joint.

The Medial and Lateral Condyles are the two main landmarks found on the diaphysis of the femur. The Medial Condyle is located on the inner side of the femur, and the Lateral Condyle is on the outer side.

They are both located at the distal end of the diaphysis, which is the shaft of the femur, and are separated by the intercondylar fossa. These two condyles form the articulating surfaces for the knee joint, where the femur and tibia bones meet.

The Medial Condyle is larger than the Lateral Condyle and its surface is more concave. Also, the Medial Condyle has a Medial Eminence, which is a small bump on the inner side, that serves as the attachment point for the Medial Collateral Ligament.

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A.Petals. Usually, petals are the most prominent part of a flower structure, owing to their vivid color (in most flower examples) and sometimes scent. Their main function is to attract pollinators and also protect the inner reproductive structures of a flower. In some flowers, petals are absent or reduced.

B.Stamen: The pollen producing part of a flower, usually with a slender filament supporting the anther. Anther: The part of the stamen where pollen is produced. Pistil: The ovule producing part of a flower. The ovary often supports a long style, topped by a stigma.

C.Pistil interaction precedes fertilization in the flower. Important changes occur in the pistil, which play a role supporting, but also controlling pollen-tube growth

D. The ovule is the organ that forms the seeds of flowering plants. It is borne in the ovary of the flower and consists of nucellus protected by integuments, precursors of embryo/endosperm, and seed coat, respectively.

All statements are correct expect fourth statement is incorrect. The fourth statement is not accurate, as explained above. Without information about the frequency of the H2 allele, it is not possible to calculate the frequency of the H2H2 genotype.

What is Frequency?

Frequency refers to the number of times that a particular event or observation occurs within a defined population or sample. In genetics, frequency is often used to describe the occurrence of a particular allele or genotype within a population.

The first statement is accurate. According to the Hardy-Weinberg equilibrium model, the frequency of the H1H1 genotype is expected to be f(H1H1) = \(p^{2}\), where p is the frequency of the H1 allele. This assumes random mating, no selection, no mutation, no migration, and an infinite population size, among other things. If the H1 and H2 alleles are codominant, their effects are expressed equally in heterozygotes, so the frequency of the H1H2 genotype is expected to be f(H1H2) = 2pq, where q is the frequency of the H2 allele.

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